Patent US 3562464A

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Patent number US 3562464A (click link for details and documents via Google Patents)
Title Cam actuated switch having movable and fixed contacts on circuit board
Inventors Howard Vollum, Willem H Verhoef, Tony Sprando
Company Tektronix Inc
Filing date 1968-10-07
Grant date 1971-02-09

Cited By:

Patent Title Inventors Assignee Granted
Patent US 3900711A Electrical contactor assembly for high frequency applications Ken Holland Tektronix Inc 1975-08-19

Related products:

Manufacturer Model Description Introduced Designers
Tektronix 2701 Manually controlled 50 Ω step attenuator 1976
Tektronix 2703 Manually controlled 75 Ω step attenuator 1976
Tektronix 432 25 MHz dual trace portable scope 1971
Tektronix 434 24 MHz analog storage scope 1971
Tektronix 465 Portable 100 MHz dual-trace scope 1972 Leon Orchard Luis Navarro Bob Shand Jim Hinze Frank Dewater Pete Janowitz Dave Laib Al Schamel Bert tenKate Ken Holland Bill Mark George Ermini Dennis Braatz
Tektronix 475 Portable 200 MHz dual-trace scope 1972 Leon Orchard Luis Navarro Bob Shand Jim Hinze Jim Godwin Les Larson Steve Tosh Jim Woo Ken Holland Bill Mark George Ermini Dennis Braatz
Tektronix 5A38 35 MHz dual channel vertical plugin 1975
Tektronix 5A45 60 MHz single channel vertical plugin 1975
Tektronix 7A15 80 MHz vertical amplifier 1970 Tom Rousseau
Tektronix 7A16A 225 MHz vertical amplifier 1973 Tom Rousseau
Tektronix 7A18 75 MHz dual channel amplifier 1971 Tom Rousseau
Tektronix 7A19 600 MHz amplifier 1971 Thor Hallen Val Garuts
Tektronix 7A24 400 MHz dual channel vertical amplifier 1974 Tom Rousseau
Tektronix 7A26 200 MHz dual-channel amplifier 1974 Tom Rousseau
Tektronix 7B10 1 GHz timebase 1978 Art Metz Bruce Hofer Val Garuts
Tektronix 7B15 1 GHz delaying timebase 1978 Art Metz Bruce Hofer Val Garuts
Tektronix 7B50 100 MHz Timebase 1969 Murlan Kaufman
Tektronix 7B50A 100 MHz timebase 1976 Les Larson Bruce Hofer Paul Farley Art Metz
Tektronix 7B51 100 MHz Timebase 1969 Murlan Kaufman
Tektronix 7B52 100 MHz Dual Timebase 1970 Bill DeVey
Tektronix 7B53A 100 MHz dual timebase 1973
Tektronix 7B70 200 MHz Timebase 1969 Murlan Kaufman
Tektronix 7B71 200 MHz Delaying Timebase 1969 Murlan Kaufman
Tektronix 7B80 400 MHz timebase 1976 Les Larson Bruce Hofer Paul Farley Art Metz
Tektronix 7B85 400 MHz delaying timebase 1976 Les Larson Bruce Hofer Paul Farley Art Metz
Tektronix 7B87 400 MHz time base for 7854 1981 Art Metz
Tektronix 7B92 500 MHz dual timebase 1971 Bill DeVey Val Garuts
Tektronix 7B92A 500 MHz dual timebase 1976 Les Larson Bruce Hofer
Tektronix 7D01 16-ch Logic Analyzer 1976 Murlan Kaufman Keith Taylor Morris Green Jeff Bradford Ed Wolf Vendell Damm
Tektronix 7D12 digital meter plugin 1974
Tektronix 7D15 225 MHz frequency counter 1972 Art Metz Roger McCoy
Tektronix 7J20 Optical Spectrometer 1975
Tektronix 7S12 Time Domain Reflectometer / Sampler 1971
Tektronix 7T11 Sampling Sweep Unit 1969 George Frye Al Zimmerman Gene Cowan
Tektronix 7T11A Sampling Sweep Unit 1986 George Frye Al Zimmerman Gene Cowan

This patent describes the cam switches that Tek introduced toward the end of the 1960s.

See also Patent 3,584,174 covering the back-lit switches used in 7000-series scopes/plugins and other instruments, which also use low-inductance spring contacts on PCBs.

Documents Referencing Patent US 3562464A

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